Home / 744,842.54-1,028,231.07-476,726.06

Finding the Fourth Proportional to 744,842.54, 1,028,231.07 and 476,726.06

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Solution

The fourth proportional to 744,842.54, 1,028,231.07 and 476,726.06 is: 658,104.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,842.54 : 1,028,231.07 = 476,726.06 : x
  2. Step 2: Convert to fraction form
    744,842.54/1,028,231.07 = 476,726.06/x
  3. Step 3: Cross multiply
    744,842.54x = 1,028,231.07 × 476,726.06
  4. Step 4: Simplify right side
    744,842.54x = 490,184,546,770.68
  5. Step 5: Solve for x
    x = 490,184,546,770.68/744,842.54
  6. Step 6: Final answer
    x = 658,104.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.